Once out paper, we will miss the chance, intact, and their lower cost per acquisition. In addition to it, and continuing the same ad to the decrease as well effects over time.
It means that it has been fully leave it with advertising once, you'll miss the chance to lower the cost per acquisition itself. In addition to that, the effect will also fall with the passage of time when she does continue to put the same ad.
It will also leave it as it is, and to reduce the chance that he will win the unit price will be missed. In addition, the same advertising continues along with the lapse of time, the effect of fall.